Creating the Stuffed Chicken Cordon Bleu Bake is simple if you follow these step-by-step instructions:

1. Preheat the Oven: Begin by preheating your oven to 375°F (190°C).
2. Prepare Chicken: Flatten the chicken breasts to an even thickness, using a meat mallet.
3. Assemble the Filling: Place 2 slices of ham and 2 slices of cheese on each flattened chicken breast.
4. Roll the Chicken: Carefully roll each chicken breast tightly, securing the filling inside.
5. Prepare Baking Dish: In a baking dish, combine mayonnaise, Dijon mustard, garlic powder, paprika, salt, and pepper in a bowl.
6. Coat Chicken: Dip each chicken roll into the mayonnaise mixture, ensuring a generous coating.
7. Cover with Breadcrumbs: Roll the coated chicken in breadcrumbs, pressing lightly to adhere.
8. Place in Dish: Arrange the chicken rolls seam-side down in the prepared baking dish.
9. Top with Cheese: If desired, sprinkle extra cheese on top of the chicken rolls before baking.
10. Bake: Place the dish in the preheated oven and bake for 35-40 minutes or until the chicken is cooked through.
11. Let it Rest: Once baked, let the chicken rest for about 5 minutes before slicing.
12. Garnish: Optionally, sprinkle fresh parsley on top for added color and flavor.

By following these steps, you’ll create an impressive and delicious Stuffed Chicken Cordon Bleu Bake that everyone will want to enjoy!